VALVES
DISASSEMBLY/REASSEMBLY
Remove the crankcase cover, crankshaft and cylinder barrel
VALVE SPRING RETAINER
(2)
DISASSEMBLY:
Push down and slide the retainer
to the side,
so
the valve stem slips
through the hole at the side of the
retainer.
CAUTION:
Do not remove the valve spring
retainer while the piston is
installed, or the valves will drop
into the cylinder.
VALVE GUIDE
INSPECTION
EXHAUST VALVE
Before installation, remove
carbon deposits and inspect
the valve.
INSPECTION
h
VALVE SPRING
(2)
INSPECTION
INTAKE VALVE
REASSEMBLY:
interchange with the exhaust
I
VALVE
HEAD DIAMETER
I
Be careful not to damage the valve
stem seal when installing.
INSPECTION
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